CVE catalog
CVE-2021-42203
UBUNTU-CVE-2021-42203
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 1.25% · Oct 25, 2026
An issue was discovered in swftools through 20201222. A heap-use-after-free exists in the function swf_FontExtract_DefineTextCallback() located in swftext.c. It allows an attacker to cause code execution.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | swftools | 16.04 | 0.9.2+git20130725-2 | vulnerable |
| Ubuntu | swftools | 16.04 | 0.9.2+git20130725-2ubuntu1 | vulnerable |
| Ubuntu | swftools | 16.04 | 0.9.2+git20130725-4 | vulnerable |
| Ubuntu | swftools | 16.04 | 0.9.2+git20130725-4.1~build0.16.04.1 | vulnerable |
| Ubuntu | swftools | 18.04 | 0.9.2+git20130725-4.1 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: